This is a set of 4 Red Zone X cards from Duel Masters. All cards show signs of wear and tear, and are for play only. ✱ Instant purchase available ✱ If you purchase this item with other items I am selling, I will create a combined listing and lower the price. Search terms: Duel Masters Duel Masters Kindan no Gosoku Red Zone X (Forbidden Speed Red Zone X) Sonic Command S-Class Invaders Initials Original